/// <inheritdoc />
public double EvaluateState(ulong state)
{
double score = 0;
score += heuristicsTable[(state & 0xFFFF)]
+ heuristicsTable[(state >> 16) & 0xFFFF]
+ heuristicsTable[(state >> 32) & 0xFFFF]
+ heuristicsTable[(state >> 48) & 0xFFFF];
state = BoardStateHelpers.Transpose(state);
score += heuristicsTable[(state & 0xFFFF)]
+ heuristicsTable[(state >> 16) & 0xFFFF]
+ heuristicsTable[(state >> 32) & 0xFFFF]
+ heuristicsTable[(state >> 48) & 0xFFFF];
return(score);
}
public BenchmarkResult Execute()
{
var tilesFrequencies = new int[16];
var tilesPercentages = new double[16];
var scores = new List <uint>();
var board = new Board();
OnSetupStarted?.Invoke(name);
var timer = new Stopwatch();
timer.Start();
var movesCount = 0L;
for (var i = 0; i < count; i++)
{
var state = board.GetInitialState();
while (!board.IsTerminal(state))
{
var move = solver.GetNextMove(state);
movesCount++;
state = board.PlayAndGenerate(state, move);
OnMoveGenerated?.Invoke(state, move);
}
var maxTile = BoardStateHelpers.GetMaxTile(state);
for (var j = (int)maxTile; j >= 0; j--)
{
tilesFrequencies[j]++;
}
for (var j = 0; j < 16; j++)
{
tilesPercentages[j] = tilesFrequencies[j] / (double)(i + 1);
}
scores.Add(board.GetScore(state));
var result = new BenchmarkResult()
{
Name = $"Run {i + 2}/{count}",
ScoreMax = scores.Max(),
ScoreMean = (uint)scores.GetMedian(),
MovesPerSecond = (movesCount / (double)timer.ElapsedMilliseconds) * 1000,
TilePercentages = tilesPercentages.Select(x => x * 100).ToArray(),
};
OnPreview?.Invoke(result);
}
return(new BenchmarkResult()
{
Name = name,
ScoreMax = scores.Max(),
ScoreMean = (uint)scores.GetMedian(),
MovesPerSecond = (movesCount / (double)timer.ElapsedMilliseconds) * 1000,
TilePercentages = tilesPercentages.Select(x => x * 100).ToArray(),
});
}
